If you’ve ever dealt with an explosion across your floors, or if you’re struggling with your dog’s sensitive stomach or excessive gas, you’ve probably considered probiotics to support them. But, should you give your dog probiotics? Will they help?
Well, yes, probiotics can support digestive health, gut balance, and overall wellbeing in dogs — particularly those with sensitive digestion or ongoing tummy troubles. However, not all probiotics are the same, and choosing the right strains and formulation matters.
So, let’s look at what probiotics for dogs are and how they can help your dog’s gut health.
What Is The Gut Microbiome In Dogs?
To understand the role of probiotics, you need to know what is going on inside your dog’s digestive system. Your dog’s gut contains billions of microorganisms, collectively known as their “gut microbiome”. They are in a delicate balance and work together with your dog to ensure healthy digestion, nutrient breakdown, and absorption. They are involved in:
-
Digesting food
-
Producing certain nutrients
-
Supporting the immune system
-
Maintaining normal stool quality
-
Helping protect against harmful bacteria.
When the balance of the gut microbiome becomes disrupted, dogs may experience digestive symptoms such as loose stools, bloating, flatulence, or stomach sensitivity. When this happens, they need support to regain microbiome balance.
What Are Probiotics for Dogs?
Probiotics are live microorganisms, sometimes called “good bacteria”, which live in your dog’s gut and help support the balance of good to “bad” bacteria.
Probiotic supplements are literally live bacteria that you feed directly to your dog to add extra “good bacteria” and support a healthy microbiome balance within their gut.
What Do Probiotics Actually Do for Dogs?
Understanding of canine gut health has grown rapidly in recent years, and we now know that it influences more than just digestion in your dog. The health of your dog's gut can impact their skin, their joints, their brain function, and their immune system. A healthy gut has far-reaching impacts on their overall health.
Supporting your dog with the right probiotics may help support:
-
Healthy digestion
-
Normal stool consistency
-
A balanced gut microbiome
-
Digestive comfort during stress
-
Recovery after digestive upset
-
Gut health during or after antibiotic use
-
Immune system function.
Many owners first consider probiotics when their dog develops diarrhoea or digestive upset, but gut-support supplements are increasingly used as part of long-term digestive wellness routines.
Signs Your Dog May Benefit From Probiotics
Every dog is different, but some common signs that may suggest digestive imbalance include:
-
Loose stools or diarrhoea
-
Frequent gas
-
A sensitive stomach
-
Digestive upset after eating certain foods
-
Stool changes during stress
-
Digestive issues after antibiotics
-
Intermittent tummy gurgling
-
Inconsistent stool quality.
But digestive health doesn’t just impact your dog’s gut. Some owners will use a gut supplement to support dogs with itchy skin or food sensitivities, as the gut microbiome is closely linked to immune function.
Of course, if you are concerned about your dog’s health, it is vital that you first speak to your vet before trying anything new.
Can Probiotics Help Dogs With Diarrhoea?
Diarrhoea is one of the most common reasons owners start looking into probiotics.
Temporary digestive upset can occur for many reasons, including:
-
Sudden food changes
-
Stress
-
Eating something unusual or scavenging for food
-
Antibiotics
-
Changes in routine
-
Travel or boarding.
During digestive upset, the normal balance of gut bacteria can be disrupted.
Probiotics may help restore normal gut flora and digestive balance, which is why they’re commonly included in digestive support routines for dogs with sensitive stomachs or loose stools, or those on medication.
However, it’s important to remember that diarrhoea can sometimes indicate underlying illness, parasites, food intolerance, or infection. If your dog is unwell, lethargic, vomiting, or has persistent diarrhoea, veterinary advice is essential.
Learn more about why your dog has diarrhoea here.
What Are the Best Probiotic Strains for Dogs?
One of the biggest misconceptions about probiotics is that all products work in the same way.
In reality, probiotic effects are strain-specific, meaning the type of bacteria used matters. Many strains of bacteria won’t survive the journey through the stomach; the acid is too powerful, and they’ll be killed off before they arrive. Or, they don’t have the numbers or capabilities to colonise the gut once they arrive.
Often, when dogs are being treated for another condition with antibiotics, NSAIDs or Steroids, you will see short-term flare-ups of diarrhoea, caused by the medications. In these cases, it’s important to supplement your dog with probiotics that will survive despite the antibiotics.
Symbiol™ gut supplements use spore-forming probiotic strains such Bacillus subtilis and Bacillus clausii. These strains are particularly interesting because they are naturally resilient and able to survive harsh digestive conditions.
Unlike some more fragile probiotic bacteria, spore-forming strains are designed to better tolerate:
-
Heat
-
Moisture
-
Storage conditions
-
Stomach acid
-
Even antibiotics.
This means they reach the intestinal tract alive and can get to work supporting digestive health and microbiome balance.
Why Combine Probiotics and Prebiotics for Dogs?
Both in human health and in dogs, combining pre- and probiotics is a fantastic foundation for gut health. While the probiotics add beneficial microorganisms to your dog’s gut, prebiotics act as fuel—nourishing and supporting the microbiome, as well as the gut cells.
Combining the two creates and maintains a balanced microbiome, balancing and building a resilient digestive system.
What Helps Alongside Probiotics For My Dog’s Gut?
In theory, probiotics and fibre-based supplements will support your dog’s gut health, but they often fall short, as they are increasing the gut load without delivering targeted support to create a balanced and resilient gut over the long term.
When looking at gut supplements, also consider whether they contain ingredients that support the gut lining, fuel gut cells, and strengthen and repair the gut barrier. Ingredients such as Glutamine and Tributyrin, included in Symbiol™ Daily Gut Balance, work to strengthen the gut lining.
Your dog’s gut may not be working efficiently to break down their food when it is out of balance. This can result in gas and digestive discomfort. Symbiol™’s DigestPet Enzymes improve food breakdown directly in the gut, meaning your dog gets more from their food, improving digestion of key nutrients while reducing the workload on the gut, for healthy stools and less gas.
Are Probiotics Safe for Dogs?
Yes, probiotics are safe for most dogs. We don’t recommend feeding them probiotics designed for humans, as the strains included and other ingredients may not be suitable for dogs. The Symbiol™ range was scientifically formulated with your dog in mind, with a product for daily support, and one for times of digestive upset, when your dog needs it most.
When adding a new supplement to your dog’s routine, it is important to discuss it with your vet, especially if they have health concerns that you are worried about. portant.
When selecting a probiotic supplement, look for:
-
Clearly identified bacterial strains
-
Quality manufacturing standards
-
Stable formulations
-
Appropriate dosing guidance
-
Ingredients suitable for dogs
-
Prebiotic and other supportive gut health ingredients.
When Should Dogs Take Probiotics?
There’s no single rule for when probiotics should be used, and in many cases, a daily gut supplement is ideal to support your dog’s lifelong health and wellbeing. However, there are times when daily support isn’t enough, and a gut reset is your dog’s best option. Targeted, intensive support during periods such as:
-
During antibiotic or medication use
-
Digestive upset
-
Stress or routine changes
-
Kennel stays or travel
-
Food transitions
-
Sensitivity flare-ups.
Because the microbiome is influenced by diet, stress, environment, and lifestyle, it’s important to have support in place for your dog’s digestive health, both on a daily basis, and in times when their gut microbiome balance needs resetting.
Symbiol™ Digestive Support Supplements For Dogs
Gut health supplements for dogs tend to be purely probiotics-based or heavy on the fibre. But to truly support your dog’s gut health, you need products that are carefully, scientifically formulated with their problems and needs in mind. Formulated with targeting ingredients to support their gut health from the inside out, with carefully selected probiotic strains that work when they need them most, even during antibiotic use.
Symbiol™ is the future of canine gut health. Two supplements designed to support your dog’s lifelong gut health. To be more than just probiotics and fibre—creating healthy, resilient guts that support efficient digestion and a balanced microbiome. The result? Healthy stools, better digestion and comfortable, happy dogs.
Symbiol™ Daily Gut Balance
The gut is often at the core of systemic inflammation, contributing to common issues like itchiness, loose stools, skin sensitivities, and a dull coat.
When the gut is out of balance, it doesn’t just affect digestion - it can impact how your dog feels, looks, and functions every day.
Current probiotics and fibre-based supplements often fall short. Adding bacteria or fibre alone can increase gut load without delivering targeted, lasting outcomes, leaving a gap in effective, long-term gut support.
Within the Vetz Petz® Inflammation Support Range, Symbiol™ Daily Gut Balance is designed to support lifelong gut health, for healthy stools, better digestion and less discomfort. A dog that’s comfortable and thriving every day.
Symbiol™ 14-Day Gut Protocol
For when your dog needs it most. Digestive upset, acute illness or medication use disrupts the gut and can trigger microbiome collapse, resulting in loose stools, gut lining damage and reduced appetite, which can directly affect how well your dog recovers. Symbiol™ 14-Day Gut Reset is designed to support your dog during these critical recovery windows, when their gut is most vulnerable.
The result?
Improved stool quality, restored appetite, better hydration, and a faster return to overall wellbeing—helping your dog feel more like themselves again during and after antibiotic use.
Get on the Symbiol™ Waitlist
The future of your dog’s gut health awaits! Get your paws on the goods first by joining the waitlist today!
Join The Symbiol™ Waitlist!
Frequently Asked Questions
Do dogs really need probiotics?
Not every dog requires probiotics, but some may benefit from additional digestive support, particularly dogs with sensitive stomachs, loose stools, or digestive disruption after stress or antibiotics.
Can probiotics help dogs with itchy skin?
The gut microbiome plays an important role in skin health, via the gut-skin axis. Skin problems are often rooted in gut health concerns or sensitivities, so supporting your dog’s gut health with a digestive supplement may support their overall skin health.
Can dogs take probiotics every day?
Yes, assuming they are formulated for daily use. Try our Symbiol™ Daily Gut Balance for long-term gut health and resilience.
What’s the difference between probiotics and prebiotics?
Probiotics are beneficial microorganisms that work with the body in a symbiotic relationship, while prebiotics help nourish and support those beneficial bacteria and nourish the cells of the gut.
